Mid-Level Unix/Linux Infrastructure Specialist (GCB 5)

Build rock-solid Unix infrastructure that keeps mission-critical systems running—day after day.
Location & work model Kraków-based opportunity with a hybrid work model (2 days in the office, 3 days remote).

As a Mid-Level Unix/Linux Infrastructure Specialist (GCB 5), you will be working for our client in Poland. You’ll support and maintain on-premises Unix/Linux infrastructure environments, ensuring stability, availability, and strong performance of core infrastructure components—while collaborating with internal teams to support infrastructure-related projects and initiatives.

Your main responsibilities:

• Support and maintain on-premises Unix/Linux infrastructure environments.

• Ensure stability, availability, and performance of infrastructure components.

• Troubleshoot infrastructure issues and help restore service reliability in a timely manner.

• Collaborate with internal teams to deliver and support infrastructure-related initiatives.

• Contribute to maintaining a reliable infrastructure operating environment aligned with agreed standards.

You're ideal for this role if you have:

• 3+ years of experience in Unix/Linux system administration.

• Strong knowledge of on-premises infrastructure technologies.

• Hands-on experience supporting and maintaining Unix/Linux infrastructure in real environments.

• The ability to work effectively in a hybrid environment with standard office hours.

It is a strong plus if you have: (optional)

• Any additional infrastructure certifications or specialized Unix/Linux training.

Language Required for the role :

• Communicative English (able to collaborate with internal teams).

Eligibility for the role :

• Only candidates with an existing legal right to work in Europe will be considered for this role.

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• Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.